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Finding the Fourth Proportional to 47,807.04, 71,669.52 and 16,638.24

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Solution

The fourth proportional to 47,807.04, 71,669.52 and 16,638.24 is: 24,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,807.04 : 71,669.52 = 16,638.24 : x
  2. Step 2: Convert to fraction form
    47,807.04/71,669.52 = 16,638.24/x
  3. Step 3: Cross multiply
    47,807.04x = 71,669.52 × 16,638.24
  4. Step 4: Simplify right side
    47,807.04x = 1,192,454,674.44
  5. Step 5: Solve for x
    x = 1,192,454,674.44/47,807.04
  6. Step 6: Final answer
    x = 24,943.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.